Home / 2,515.44-3,747.66-2,391.51

Finding the Fourth Proportional to 2,515.44, 3,747.66 and 2,391.51

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Solution

The fourth proportional to 2,515.44, 3,747.66 and 2,391.51 is: 3,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.44 : 3,747.66 = 2,391.51 : x
  2. Step 2: Convert to fraction form
    2,515.44/3,747.66 = 2,391.51/x
  3. Step 3: Cross multiply
    2,515.44x = 3,747.66 × 2,391.51
  4. Step 4: Simplify right side
    2,515.44x = 8,962,566.37
  5. Step 5: Solve for x
    x = 8,962,566.37/2,515.44
  6. Step 6: Final answer
    x = 3,563.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.